.physics-options > div {
  white-space: nowrap;
}
.physics-options > div > label {
  display: inline-block;
  width: 160px;
}
.physics-options > div > input[type=checkbox] {
  margin-right: 5px;
}
.physics-options > div > input[type=number] {
  width: 60px;
}
